It weakens the heart, producing insanity. Its most noticeable effect is on the auditory nerve. This drug produces a kind of intoxication, as a result of which the patient sees before the eyes various imaginary, beautiful scenes and play of various colors in them, and at the same time the body seems to have increased energy. Also sees monsters and various disturbing scenes.

It is a cardiac stimulant and respiratory stimulant. Hysteria and insomnia. Fatigue of the brain, delirium tremens, hallucinations, vivid imagination of bright colored objects. Severe muscle weakness, paralysis of lower limbs including legs.

Lack of perception of time. Expression is difficult. Disbelief and anger. Headache, accompanied by impaired vision. The sound of a ticking clock affects the patient. Dilated eyes, dizziness, brain fatigue. A colorful picture is seen. The amplified sound of little words.